basis，
英语单词，主要用作
名词，意思是“基础；底部；主要成分；基本原则或原理”。
n. 基础，要素；基准，方式；理由，根据；主要成分（或部分）
1.N-SING If something is done on a particular basis, it is done according to that method, system, or principle. 按…原则; 以…方式
2.N-SING If you say that you are acting on the basis of something, you are giving that as the reason for your action. 以…为由
3.N-COUNT The basis of something is its starting point or an important part of it from which it can be further developed. 基础
4.N-COUNT The basis for something is a fact or argument that you can use to prove or justify it. 依据
cash basis
收付实现制 ; [金融] 现金收付制 ; 现金制 ; [会计] 现金基础